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JPL Small-Body Database Browser
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266365 (2007 ER56)
Classification: Main-belt Asteroid          SPK-ID: 2266365
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1907330287628194 2.1803e-07  
a 2.60537982119387 5.9925e-08 au
q 2.10844783682003 6.1186e-07 au
i 4.848675544650188 9.7449e-06 deg
node 139.1044660734566 7.4331e-05 deg
peri 17.58296110617552 7.95e-05 deg
M 330.4347276225125 4.8465e-05 deg
tp 2458726.649164442714
(2019-Aug-31.14916444)
0.00021092 TDB
period 1536.048733782584
4.21
5.2995e-05
1.451e-07
d
yr
n .2343675640508391 8.0859e-09 deg/d
Q 3.10231180556771 7.1355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      8143 days (22.29 yr)  
   first obs. used      1996-09-21  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65641  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:59:52  

Additional Information
 Earth MOID = 1.11927 au 
 Jupiter MOID = 1.88884 au 
 T_jup = 3.381 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO418413  

266365 (2007 ER56)          Discovered 2007-Mar-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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